Comfy & Flexible: Made with comfortable and flexible fabric, Thinx period underwear feels like regular underwear while offering built-in leak protection. Additionally, they are FSA / HSA eligible and are made without PFAS
We are Thinx, widely recognized for our range of brands including Thinx, Thinx Teens, and Thinx for All Leaks. Our goal is to promote a healthier planet by providing sustainable options for menstruation and incontinence. Since 2013, our mission has been to lead in innovation by developing comfortable and inclusive solutions for various leaks, while also fostering conversation and community support throughout our journey.
Hi-Waist Period Underwear for Women: Thinx Comfort Stretch Undies are menstrual underwear for women that combine Thinx's stylish silhouettes with lace and mesh details in a silky-smooth fabric, helping ensure both comfort and protection during your period
All-Day Absorbency: Our womens period underwear holds up to 12 regular tampons' worth of flow. The super absorbent core layer can handle up to 3 regular pads' flow and helps provide reliable protection throughout the day
Leakproof for up to 12 Hours: Thinx period underwear for women, featuring the LeakSafe barrier, helps provide reliable leak protection all day. These period panties are a complete replacement for disposable period products or as a backup to tampons or menstrual cups